Home / 82,983.12-114,612.24-60,422.96

Finding the Fourth Proportional to 82,983.12, 114,612.24 and 60,422.96

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Solution

The fourth proportional to 82,983.12, 114,612.24 and 60,422.96 is: 83,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,983.12 : 114,612.24 = 60,422.96 : x
  2. Step 2: Convert to fraction form
    82,983.12/114,612.24 = 60,422.96/x
  3. Step 3: Cross multiply
    82,983.12x = 114,612.24 × 60,422.96
  4. Step 4: Simplify right side
    82,983.12x = 6,925,210,793.03
  5. Step 5: Solve for x
    x = 6,925,210,793.03/82,983.12
  6. Step 6: Final answer
    x = 83,453.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.